26963279

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 32744448

約数和(自身を除く): 5781169

約数列:

[1, 7, 43, 49, 67, 191, 301, 469, 1337, 2107, 2881, 3283, 8213, 9359, 12797, 20167, 57491, 89579, 141169, 402437, 550271, 627053, 3851897, 26963279]

約数ペア:

[(1, 26963279), (7, 3851897), (43, 627053), (49, 550271), (67, 402437), (191, 141169), (301, 89579), (469, 57491), (1337, 20167), (2107, 12797), (2881, 9359), (3283, 8213)]